914 



INDEX 



NERVES. 



Nerves continued 



structure, 74 



sympathetic, influence on heart, 249 



taste, 781 



temperature, influence of, 308 



terminations of, 

 in corpuscles of Golgi, 769 

 in corpuscles of Grandry, 768 

 in corpuscles of Herbst, 766 

 in end-bulbs, 767 

 in motorial end-plates, 78 

 in networks or plexuses, 770 

 in Pacinian corpuscles, 766 

 in touch-corpuscles, 767 



trophic, 144 

 Nervous circles, 715 

 Nervous system, 



autonomic, 196 et seq. 



central, 640, 642 et seq. 



cerebro-spinal, 181 



electrical variation in central, 743 



influence on the heart, 389 



sympathetic, 249 



vaso-motor, 300 et seq. 

 Nervous tissues, chemistry of, 165 et seq. 



chemical changes during activity, 167 



chemical changes in degenerative condi- 

 tions, 167 



potassium salts in, 166 

 Nervus erigens, 581 

 Neurilemma, 74, 153, 181 

 Neuroglia, 181, 649 

 Neurokeratin, 75, 165, 182, 429 

 Neuro-muscular spindles, 70, 769, 770 

 Neuron, 189 

 Neutral sulphur, 595 

 New-born child and changes after birth, 862 



et seq. 



Nicol's prism, 68, 434 

 Nicotine, action of, 200 

 Nipple, th9, 485 

 Nissl's granules, 165, 184, 192, 194 



significance of, 192 

 Nitric oxide haemoglobin, 465, 470 

 Nitrogen in the blood, 362 



eliminated in the form of urea, 479 

 Nodal point, 820 

 Nodes of Ranvier, 75 

 Noll, nerve degeneration, 167 

 Normoblasts, 460 

 Nose. See Smell. 

 Notochord, 884, 885, 886 

 Nuclear layers, 816, 817 

 Nuclear membrane, 9 



sap or matrix, 9, 10 

 Nuclease, 432, 594 

 Nucleic acid, 431, 432 

 Nuclein, 8, 10, 430 

 Nuclei pontis, 664 

 Nucleoli, 9, 10, 12, 15 

 Nucleo-proteins, 8, Io5, 427, 430, 431 

 Nucleotides, 432 

 Nucleus of animal cell, 5, 7, 9 et seq. 



chemical composition, 10 



division, 15 



of cranial nerves, diagram of, 665 



staining of, 10 



structure, ib. 



Nucleus ambiguus, 669, 670, 678 

 Nucleus cuneatus, 667, 669 



gracilis, ib. 

 Nucleus of Bechterew, 677 



of Deiters, 670, 671, 677 

 Nutrition, effect on respiration, 392 

 Nyctalopia, 849 

 Nystagmus, ib. 



OVO-MUCOID 



o. 



Occipital convolutions, 693 



Occipital lobe, 690, 692, 693 



O'Donoghue on corpus luteum, 881 



Odontoblasts, 53, 55, 57 



Odontogen, 57 



Odours, 786. See Smell. 



(Ersted's electro-magnetism, 117 



(Esophagus, 492, 493 



CEstrus, 874 



Oleaginous principles, 414 



Oleic acid, ib. 



Olein, 35, 414 



Olfactory bulb, 784 



cells, to. 



glomeruli, 786 



nerves, 663, 785, 786 



tract, 784 



"roots" of, ib. 



Olivary body, 661, 668, 671, 681 

 Oliver's method of estimating haemoglobin, 472 

 Oncograph, Roy's, 310 

 Oncometer, 309, 571 



Roy's, 310, 571, 572 

 Oiicytes, 868 et seq. 

 Oogenesis, 873, 877 

 Oogonia, 871 



Ophthalmometer, Helmholtz's, 826 

 Ophthalmoscope, 836 et seq. 

 Opsonins, 476 

 Optic disc, 814 

 Optic nerve, 663, 815 



decussation of fibres in, 853 



fibres, 815 



nervous paths in, 853 

 Optic radiations, 737 

 Optic thalamus, 689 

 Optical angle, 822, 823 



apparatus of eye, 820 

 defects in, 828 



axis, 822 



defects in, 828 

 Optogram, 847 



Ora serrata of retina, 814, 815, 819 

 Orang's brain, 691 

 Orbicularis muscle, 810 

 Orbital sulcus, 691 

 Organ of Corti, 794 



Organic compounds in body, 406 et seq. 

 Ornithine, 417, 583 

 Osazone, 412 

 Osmosis, 323, 324-6 



distinguished from diffusion, 424 

 Osmotic pressure, method of estimating, 322 et seq. 



calculation of, 326 



determination of, 326 



of proteins, 327 



phenomena, 322 et seq. 



physiological applications, 326 

 Os orbiculare, 790 

 Osseous labyrinth, 790. See Bar. 

 Ossicles of the ear, 788, 795 



action of, 796 



Ossification, stages of, 45 et seq. 

 Osteoblasts, 45 et seq. 

 Osteoclasts, 49, 50 

 Osteogen, 45 

 Ovarian ovum, 870 

 Ovariotomy, 879 

 Ovary, 867 et seq., 878, 879 



Graafian follicles in, 869, 870 



internal secretions of, 878 

 Oviduct, or Fallopian tube, 867 

 Ovo-mucoid, 430 



